kaidelhaj13 kaidelhaj13
  • 13-02-2017
  • Mathematics
contestada

Solve using substitution.

-6x – 4y = -16
x + 3y = 19

Respuesta :

vegaxie000
vegaxie000 vegaxie000
  • 13-02-2017
x+3y=19
x=19-3y

-6(19-3y)-4y= -16
-114+18y-4y = -16
-114+14y= -16
14y= (-16+114)
14y= 98
y=(98/14)
y= 7

x+3(7)=19
x+21=19
x=(19-21)
x= -2

Answer Link

Otras preguntas

Lapita pottery featured what type of designs
How does Hurston convey her own cultural experiences?
when john and nancy traveled to sweden in 2010, the rate of swedish kronor to U.S. dollars wad 6 kronor to 0.83 dollar. How many swedish kronor woul they have r
Why was modern classification invented?
Three-fourths of ivy league students surveyed could not identify ________ as the author of the phrase, "a government of the people, by the people, and for the p
Which of the following was the leading cause and f death among native Americans after the arrival of European
Has music become too commercial? Why or why not? Do you think that artists are creating music for money or for other reasons today
which event occurs first a. haemons death b. antigones death c. eurydices death d. haemos attempt to stab creon
If you burn yourself bt touching a hot stove ,it is an example of heat transfer by
Which statement BEST describes the benefits of muscular fitness training? A. High levels of muscular fitness can improve your self-image and improve or prevent